General

  • Target

    4d5f803f44dbfc784fcbbf11d383e10b877ae950f7e899d5251764cc66d5176a

  • Size

    544KB

  • Sample

    230323-16tlxace2w

  • MD5

    8a3723cc43bfb0997af53ed07a00d24e

  • SHA1

    97bf79909710b988ef87c1dd9b0ea30dd3a1ab45

  • SHA256

    4d5f803f44dbfc784fcbbf11d383e10b877ae950f7e899d5251764cc66d5176a

  • SHA512

    404c92c84a585f3d226b2cf38f0b9ccc8e660b11882c0145d12b477ec8d2c526eb28f82cc3dccc2984be66f3ad0494d7809405d7ba14e2d34fc603e8689ed54c

  • SSDEEP

    12288:CMrGy906Gfx+DVKVFbjpqgUfML/wPyjWR0I7:gyli+DIVFf3OMjhju0I7

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      4d5f803f44dbfc784fcbbf11d383e10b877ae950f7e899d5251764cc66d5176a

    • Size

      544KB

    • MD5

      8a3723cc43bfb0997af53ed07a00d24e

    • SHA1

      97bf79909710b988ef87c1dd9b0ea30dd3a1ab45

    • SHA256

      4d5f803f44dbfc784fcbbf11d383e10b877ae950f7e899d5251764cc66d5176a

    • SHA512

      404c92c84a585f3d226b2cf38f0b9ccc8e660b11882c0145d12b477ec8d2c526eb28f82cc3dccc2984be66f3ad0494d7809405d7ba14e2d34fc603e8689ed54c

    • SSDEEP

      12288:CMrGy906Gfx+DVKVFbjpqgUfML/wPyjWR0I7:gyli+DIVFf3OMjhju0I7

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks